
Rotary Switches
12
www.elma.com
Specifications
Mechanical Data
Resolution: ....................................................................... Inner shaft:
16 positions (22.5° indexing)
Outer shaft:
2 or 3 positions (22.5° indexing)
Switching torque (new condition):....................................... Inner shaft:
3.5 Ncm (+/- 25%)
Outer shaft:
6.0 Ncm (+/- 25%)
Rotational life: .................................................................. Inner shaft:
10,000 cycles min.
Outer shaft:
7,500 cycles min.
End stop strength: ............................................................. Inner shaft:
40 Ncm min.
Outer shaft:
24 Ncm min.
Fastening torque of nut: .................................................... 100 Ncm max.
Electrical Data
Coding/output:................................................................. Inner shaft:
Hex or gray
Outer shaft:
On/off/on (3 pos.) or on/off (2 pos.)
Contact resistance (new condition): .................................... 50 mOhms max.
Dielectric withstanding voltage:.......................................... 500 VDC during 60 seconds (pins to pins, pins to housing)
Material Data
Shaft: ............................................................................... Stainless steel
Housing: .......................................................................... Zinc diecast, fiber enforced high performance plastic
Nut: ................................................................................. Brass
Contact system: ................................................................ CuBe alloy, AuCo plated (hard gold)
Soldering leads:................................................................ CuBe alloy, tin plated
O-rings: ........................................................................... NBR (Nitril), 70 shore
Environmental Data
Operating/storage temperature range: .............................. -40 to +85°C max.
IP sealing: ........................................................................ IP60, optional IP68 (2 bar, 1 hour) shaft/front panel sealing (5 bar, 4 hours on request)
Vibration: ......................................................................... 10 Grms max. @ 10 to 2000 Hz
Packaging Sizes
Tray: ................................................................................ 50 or 200 pcs.
Tape & reel:...................................................................... 250 pcs.
Soldering Conditions
Hand soldering:.................................................................340°C max. during 2 s max.
Wave soldering:.................................................................280°C max. peak temperature during 5 s max.
Codings
Inner Shaft: Hex
Inner Shaft: Gray
Outer Shaft: 3 Pos.
Outer Shaft: 2 Pos.
A B
1
2
3
A B
1
2
8 4 2 1
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
On
Off
8 4 2 1
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
1
4
8
2
C
A
B C
Coded Switch Type C07 Concentric